Change of conductivity being
normal state and gas detecting in sno2 grain boundary
Amount of desorption and absorption of oxide and free electron
can control sensor sensitivity
Electrode and the electrolyte solution while maintaining a constant current from the direct oxidation and reduction when measuring current to detect the gas.
Cause ionization of the electrolyte solution, the
What is a GSCM?
Integrating Environmental Thinking into Supply Chain Management, including
Product design
Material sourcing and selection
Manufacturing processes
Delivery of the final product to the customers
End-of-life management of the product after its useful life
Energy-saving facility investment tax deduction
Deduct 10% of corporate tax when local company invest in energy-sav
1906 Plant opens in Brazil & Belgium Production of oxygen begins
1969 Opens U.S. subsidiary.
1986 Acquires Big Three Industries, becomes second largest industrial
gas producer in the United States.
1994 Begins power cogeneration activities, including acquisition of
power generation company Bayou Cogen and construction of
new plants in
Characteristic of MOGS
1. Metal oxides possess electronic, chemical, and physical properties of high sensitivity to changes in their chemical environment.
2. The sensing properties of semiconductor metal oxide assures improved selectivity and stability
3. Their peculiar characteristics and size effects make them interesting for metal oxide gassensors
The reason we take Nox as targe
온실효과를 일으키는 작용을 하며, 지구온난화 지수는 이산화탄소의 310배인 310이고 전체 온실가스 양에서 3% 정도를 차지한다. 전체 지구온난화에서 차지하는 비중은 약6%를 차지하고 있다.
4) 이외에도 수소불화탄소, 과불화탄소, 6불화황 등이 있는데 이는 뒤의 F-Gas부분에서 설명하기로 한다.